From 86919f9dd2dbb88bbbe4e381dc8e6b9e9a1b9eb5 Mon Sep 17 00:00:00 2001
From: Daniel Verkamp <dverkamp@chromium.org>
Date: Mon, 12 Nov 2018 15:22:18 -0800
Subject: [PATCH] lib/raid6: check for assembler SSSE3 support
Allow the x86 SSSE3 recovery function to be tested in raid6test.
Signed-off-by: Daniel Verkamp <dverkamp@chromium.org>
Signed-off-by: Shaohua Li <shli@fb.com>
---
lib/raid6/test/Makefile | 3 +++
1 file changed, 3 insertions(+)
diff --git a/lib/raid6/test/Makefile b/lib/raid6/test/Makefile
index 79777645cac9c..3ab8720aa2f84 100644
--- a/lib/raid6/test/Makefile
+++ b/lib/raid6/test/Makefile
@@ -34,6 +34,9 @@ endif
ifeq ($(IS_X86),yes)
OBJS += mmx.o sse1.o sse2.o avx2.o recov_ssse3.o recov_avx2.o avx512.o recov_avx512.o
+ CFLAGS += $(shell echo "pshufb %xmm0, %xmm0" | \
+ gcc -c -x assembler - >&/dev/null && \
+ rm ./-.o && echo -DCONFIG_AS_SSSE3=1)
CFLAGS += $(shell echo "vpbroadcastb %xmm0, %ymm1" | \
gcc -c -x assembler - >&/dev/null && \
rm ./-.o && echo -DCONFIG_AS_AVX2=1)
--
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